import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = scanner.nextInt();
        int ans = 1000;
        for (int i = 1; i <= n; i++) {
            int x = scanner.nextInt();
            if (x<ans){
                ans = x;
            }
        }
        System.out.println(ans);
    }
}